class_docstr: Wrapper for EINTR
  
  This exception should be caught internally in pyzmq
  to retry system calls, and not propagate to the user.
  
  .. versionadded:: 14.7
code: def __str__(self):
      s = super(InterruptedSystemCall, self).__str__()
      return (
          s
          + ": This call should have been retried. Please report this to pyzmq."
      )
  
imports: from errno import EINTR
label_desc: Use image node_id 2 for calling the InterruptedSystemCall obj's underlying member method code with example usage: obj.__str__() and returns: unknown